What are the primary objectives of a healthcare system who?

The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity

How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.

Types of scientific inquiry that biologist engage in that cannot be completely controlled